Home / 10,688,983.20-16,033,474.80-9,361,879.20

Finding the Fourth Proportional to 10,688,983.20, 16,033,474.80 and 9,361,879.20

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Solution

The fourth proportional to 10,688,983.20, 16,033,474.80 and 9,361,879.20 is: 14,042,818.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,688,983.20 : 16,033,474.80 = 9,361,879.20 : x
  2. Step 2: Convert to fraction form
    10,688,983.20/16,033,474.80 = 9,361,879.20/x
  3. Step 3: Cross multiply
    10,688,983.20x = 16,033,474.80 × 9,361,879.20
  4. Step 4: Simplify right side
    10,688,983.20x = 150,103,454,233,844.16
  5. Step 5: Solve for x
    x = 150,103,454,233,844.16/10,688,983.20
  6. Step 6: Final answer
    x = 14,042,818.80

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.